Comet L4 PANSTARRS on May 27 when Earth cut directly through the comet's orbital plane giving us an edge-on view through the broad but narrow cloud of dust shed by the comet over the past few months.

Interstellar visitor comet 3I/Atlas may have bid farewell to Earth, but spacecraft traveling through the solar system kept a close watch on the mysterious traveler. The European Space Agency’s (ESA) ...

Pictures of 3I/ATLAS will soon be all we have to remind us of the strange interstellar comet and its brief visit to our cosmic neighborhood. Fortunately, thanks to the world's space agencies, we'll ...

Australians will have their only chance to spy a newly discovered blue-green comet scorching past Earth during the next fortnight – coinciding with the flashy peak of a meteor shower – before the ...

In late 2025 a mysterious comet flew between the orbits of Earth and Mars and reached a speed of more than 150,000 miles per hour during its closest approach to the sun. The rare interstellar guest to ...

JUICE and the Hubble Space Telescope turned their gazes towards the interstellar visitor in November. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

The mystifying invader 3I/ATLAS, a comet that had been capturing the attention of expert and amateur astronomers alike, passed Earth early Friday morning, making its closest approach to our planet as ...

The Hubble Space Telescope has witnessed a spinning comet slow its own rotation and then start spinning in the opposite direction, in the first observation of its kind demonstrating that comets can be ...